GFP Reporter Cell Line-AGS

AGS is a thoroughly characterized human gastric adenocarcinoma cell line, originally established from a primary tumor in a 54-year-old Caucasian female patient prior to any antineoplastic therapy. Growing as an adherent epithelial monolayer, AGS serves as a cornerstone model in gastrointestinal oncology, particularly for investigating gastric carcinogenesis, tumor microenvironment dynamics, and Helicobacter pylori pathogenesis. The GFP Reporter Cell Line - AGS enhances this foundational model through the stable genetic integration and constitutive expression of the Green Fluorescent Protein (GFP) gene. This precise genetic engineering endows the cells with a bright, stable fluorescent signal that can be readily detected using standard optical equipment. Crucially, the genetic modification process is carefully executed to preserve the fundamental biological integrity of the parental line. The engineered reporter cells strictly maintain their native epithelial morphology, robust proliferative dynamics, and complex molecular profile, ensuring researchers have access to a biologically authentic and easily traceable in vitro model for advanced gastric cancer research.

The constitutive expression of the GFP reporter transforms the AGS cell line into an invaluable tool for complex in vitro assays and targeted preclinical animal modeling. In standard laboratory environments, the robust green fluorescence allows researchers to continuously monitor cellular morphology, proliferation rates, and viability during long-term experimental protocols using live-cell fluorescence microscopy. The distinct optical signal also provides an optimal platform for precise single-cell isolation via fluorescence-activated cell sorting (FACS) and enables clear visual differentiation of AGS cells in complex co-culture systems, such as when studying tumor-stroma interactions or immune cell infiltration. In preclinical in vivo research, these GFP-labeled cells are frequently utilized in subcutaneous or orthotopic xenograft models. While in vivo fluorescence imaging is generally limited by deep-tissue penetration compared to bioluminescence, the stable GFP marker facilitates high-resolution intravital imaging of superficial tumor margins and precise post-mortem histological tracking.